Recently,some UOBDII regular customers ask the question about how to change BMW FEM/BDC VIN via Yanhua Mini ACDP.Here UOBDII engineer give the guide,hope it helps!
FEM/BDC and Yanhua Mini ACDP Connection Diagram:
First,you need to determine the module is FEM or BDC?
To judge by the memory chip model is 95128 or 95256
95128 is FEM and 95256 is BDC
BMW FEM Connection:connect Yanhua ACDP FEM bridge on FEM module
BMW BDC Connection:connect Yanhua ACDP BDC bridge on FEM module
Note:If the 4 fixed pins of FEM/BDC bridge are not inserted into the PCB hole
The 4 fixed pins of FEM/BDC bridge are oriented in the direction of the bridge and have no actual electrical performance. The functions are not affected by this. Only the RES of FEM/BDC has electrical performance.
RES position of FEM
RES position of BDC
Yanhua ACDP Software Operations:
After you finish hardware device connection,we need to operate software to change the BMW FEM/BDC VIN.
Here is a BMW FEM/BDC VIN Changing video guide,please check it:
